Vulnerability Details CVE-2019-18934
Unbound 1.6.4 through 1.9.4 contain a vulnerability in the ipsec module that can cause shell code execution after receiving a specially crafted answer. This issue can only be triggered if unbound was compiled with `--enable-ipsecmod` support, and ipsecmod is enabled and used in the configuration.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.01
EPSS Ranking 76.1%
CVSS Severity
CVSS v3 Score 7.3
CVSS v2 Score 6.8
References
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00067.html
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00069.html
- http://www.openwall.com/lists/oss-security/2019/11/19/1
- https://github.com/NLnetLabs/unbound/blob/release-1.9.5/doc/Changelog
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MOCR6JP7MSRARTOGEHGST64G4FJGX5VK/
- https://www.nlnetlabs.nl/downloads/unbound/CVE-2019-18934.txt
- https://www.nlnetlabs.nl/news/2019/Nov/19/unbound-1.9.5-released/
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00067.html
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00069.html
- http://www.openwall.com/lists/oss-security/2019/11/19/1
- https://github.com/NLnetLabs/unbound/blob/release-1.9.5/doc/Changelog
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MOCR6JP7MSRARTOGEHGST64G4FJGX5VK/
- https://www.nlnetlabs.nl/downloads/unbound/CVE-2019-18934.txt
- https://www.nlnetlabs.nl/news/2019/Nov/19/unbound-1.9.5-released/
Products affected by CVE-2019-18934
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cpe:2.3:a:nlnetlabs:unbound:1.6.4
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cpe:2.3:a:nlnetlabs:unbound:1.6.5
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cpe:2.3:a:nlnetlabs:unbound:1.6.6
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cpe:2.3:a:nlnetlabs:unbound:1.6.6-5
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cpe:2.3:a:nlnetlabs:unbound:1.6.7
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cpe:2.3:a:nlnetlabs:unbound:1.6.8
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cpe:2.3:a:nlnetlabs:unbound:1.7.0
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cpe:2.3:a:nlnetlabs:unbound:1.7.1
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cpe:2.3:a:nlnetlabs:unbound:1.7.2
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cpe:2.3:a:nlnetlabs:unbound:1.7.3
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cpe:2.3:a:nlnetlabs:unbound:1.8.0
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cpe:2.3:a:nlnetlabs:unbound:1.8.1
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cpe:2.3:a:nlnetlabs:unbound:1.8.2
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cpe:2.3:a:nlnetlabs:unbound:1.8.3
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cpe:2.3:a:nlnetlabs:unbound:1.9.0
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cpe:2.3:a:nlnetlabs:unbound:1.9.2
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cpe:2.3:a:nlnetlabs:unbound:1.9.3
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cpe:2.3:a:nlnetlabs:unbound:1.9.4
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cpe:2.3:o:fedoraproject:fedora:31
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cpe:2.3:o:opensuse:leap:15.1
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cpe:2.3:o:opensuse:leap:15.2